*{
    margin: 0;
    padding: 0;
    font-family: 微软雅黑;

}
.left{
    float: left;
}
.right{
    float: right;
}
.box-1{
    width: 1000px;
    margin: 20px auto;
}
.box-1>.left{
    width:200px;
    height: 1000px;
    border:1px;

}
.box-1>.top{
    width:1000px;
    height:60px;
}
.box-1>.top>.right{
    margin: 0 20px;
}
.box-1>.right{
    width: 746px;
    height: 1000px;
    margin-left: 50px;
    border:1px;
}